August Smart Lock (Pro / Wi-Fi)
August / Assa Abloy — Surface motor on a deadbolt turn-piece
Applies to these lock types
Single-cylinder deadbolt (ANSI/BHMA A156.36)
Fit notes
- Built around the North American deadbolt thumb-turn; not designed for euro cylinders
- The clearest example of why US retrofit products do not transfer to European doors
Sources
- Best smart locks 2026 (UK): euro cylinder picks compared — Nuki, Yale, August, SwitchBot, Aqara, DORY
- Aqara U200 launch — euro mortise, US deadbolt, emergency function requirement
- Aqara U200 review — 60 mm and 70 mm backsets, UK oval and Scandi cylinders
- Smart locks that work with Home Assistant (UK) — retrofit architectures
- Singapore HDB digital lock market and gate clearance problem